You move forward through knowledge. You prevail through knowledge. I love the word 'prevail.' Prevail!

Today, the theory of evolution is an accepted fact for everyone but a fundamentalist minority, whose objections are based not on reasoning but on doctrinaire adherence to religious principles.

Science moves with the spirit of an adventure characterized both by youthful arrogance and by the belief that the truth, once found, would be simple as well as pretty.

Knowing "why" (an idea) is more important than learning "what" (the fact).

It's necessary to be slightly underemployed if you are to do something significant.

No one may have the guts to say this, but if we could make better human beings by knowing how to add genes, why shouldn't we?

We're not all equal, it's simply not true. That isn't science.

Whenever you interview fat people, you feel bad, because you know you're not going to hire them.

Our goal should be to understand our differences.

The way to do great science is to stay away from subjects that are overpopulated, and go to the frontiers.

Never be the brightest person in the room.

You see, dear—I think there are two types of people in the world. Those who divide the world up into two kinds of people... and those who don't.

I had the strangest feeling-like I had lost something without ever really having it in the first place-that i wasn't what I once was, and wasn't at all what I was meant to be.

What distinguished him in a moment of crisis was his self-command.

Sending everything they touch to the grave is what they do, but they don't see it as a grave mistake, yet.

...I’m not going anywhere. Remember, I promised. I’m yours now, forever.

In 1904, 20 per cent of journeys were made by bicycle in London. I want to see a figure like that again. If you can't turn the clock back to 1904, what's the point of being a Conservative?

If sentiment doesn't ultimately make fibbers of some people, their natural abominable memories almost certainly will.

I tell people that I've now done one decent thing in my life. Albeit inadvertently.

My family is very large. 42 million.

Bored people, unless they sleep a lot, are cruel.